Try to fix issue #27734 (autocomplete on sharing user box)
Try to fix issue #27734 (autocomplete on sharing user box)

owncloud/core,pollopolea/core,pollopolea/core,owncloud/core,owncloud/core,owncloud/core,owncloud/core,phil-davis/core,pollopolea/core,pollopolea/core,pollopolea/core